Paper · 2008 · Journal of ISSAAS [International Society for Southeast Asian Agricultural Sciences] (Philippines)

Effect of organic fertilizer on fruit yield and quality of eggplant (Solanum melongena L.)

Vu Dinh Hoa; Hanoi

7
claims
12
verbatim quotes
2
citations
1
research areas
—
Not open access

Abstract

Four eggplant (Solanum melongena L.) cultivars were grown in 2007 spring cropping season at Hanoi University of Agriculture to investigate their response to organic fertilizer (containing 0.37% N, 0.95% P and 1.8% K) in comparison with reduced organic fertilization and traditional practice of fertilizer application (completely inorganic) in terms of growth and fruit yield and quality traits. Organic fertilizer was obtained from microbial composting of organic agricultural and domestic wastes. It was found that organic fertilizer application for eggplant appeared to be superior to chemical fertilizers in terms of vegetative growth, fruit yield and quality attributes. Organic fertilizer slightly shortened the days from planting to flowering and improved the yield components and total marketable fruit yield in most of the cultivars investigated. Fruit dry matter content was higher and the taste better in organic treatment in all cultivars, particularly of local cultivar. Organic fertilizer can be recommended as full substitute for chemical fertilizers in eggplant production.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Organic fertilizer improved vegetative growth relative to chemical fertilizers.

Taxon
eggplantSolanum melongenae0
Treatment
organic fertilizer applicatione0
Outcome
vegetative growthe0
Direction
superiore0
Comparator
chemical fertilizerse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“organic fertilizer application for eggplant appeared to be superior to chemical fertilizers in terms of vegetative growth, fruit yield and quality attributes”

✓ located verbatim in the source · abstract, characters 516–673 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Organic fertilizer improved fruit yield and quality attributes relative to chemical fertilizers.

Taxon
eggplantSolanum melongenae0
Treatment
organic fertilizer applicatione0
Outcome
fruit yield and quality attributese0
Direction
superiore0
Comparator
chemical fertilizerse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“organic fertilizer application for eggplant appeared to be superior to chemical fertilizers in terms of vegetative growth, fruit yield and quality attributes”

✓ located verbatim in the source · abstract, characters 516–673 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Organic fertilizer slightly shortened time from planting to flowering.

Taxon
eggplantSolanum melongenat0
Treatment
Organic fertilizere0
Outcome
days from planting to floweringe0
Direction
shortenede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Organic fertilizer slightly shortened the days from planting to flowering”

✓ located verbatim in the source · abstract, characters 675–748 · show in text ↑
t0

“eggplant”

✓ located verbatim in the source · title, characters 59–67 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Organic fertilizer improved yield components and total marketable fruit yield in most cultivars.

Taxon
eggplantSolanum melongenat0
Treatment
Organic fertilizere1
Outcome
yield components and total marketable fruit yielde0
Direction
improvede0
Qualifier
most of the cultivars investigatede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“improved the yield components and total marketable fruit yield in most of the cultivars investigated”

✓ located verbatim in the source · abstract, characters 753–853 · show in text ↑
t0

“eggplant”

✓ located verbatim in the source · title, characters 59–67 · show in text ↑
e1

“Organic fertilizer slightly shortened”

✓ located verbatim in the source · abstract, characters 675–712 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Organic treatment increased fruit dry matter content in all cultivars.

Taxon
eggplantSolanum melongenat0
Treatment
organic treatmente0
Outcome
Fruit dry matter contente0
Direction
highere0
Qualifier
all cultivars, particularly of local cultivare0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Fruit dry matter content was higher and the taste better in organic treatment in all cultivars, particularly of local cultivar”

✓ located verbatim in the source · abstract, characters 855–981 · show in text ↑
t0

“eggplant”

✓ located verbatim in the source · title, characters 59–67 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Organic treatment improved fruit taste in all cultivars.

Taxon
eggplantSolanum melongenat0
Treatment
organic treatmente0
Outcome
tastee0
Direction
bettere0
Qualifier
all cultivars, particularly of local cultivare0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Fruit dry matter content was higher and the taste better in organic treatment in all cultivars, particularly of local cultivar”

✓ located verbatim in the source · abstract, characters 855–981 · show in text ↑
t0

“eggplant”

✓ located verbatim in the source · title, characters 59–67 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend organic fertilizer as a full substitute for chemical fertilizer in eggplant production.

Taxon
eggplantSolanum melongenae0
Treatment
Organic fertilizere0
Outcome
full substitute for chemical fertilizers in eggplant productione0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Organic fertilizer can be recommended as full substitute for chemical fertilizers in eggplant production”

✓ located verbatim in the source · abstract, characters 983–1087 · show in text ↑

fertilization · phenology · Solanum melongena (eggplant)Results differ

18 papers: 12 positive, 6 negative or no effect

11 papers in the same direction as this paper · 6 in the opposite direction

  1. no effect
  2. negative
  3. no effect

14 papers more in this group

See all 18 papers →

fertilization · quality: postharvest · Solanum melongena (eggplant)Positive and negative results

9 papers: 8 positive, 1 negative or no effect

7 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

5 papers more in this group

See all 9 papers →

fertilization · quality: general · Solanum melongena (eggplant)Positive and negative results

19 papers: 17 positive, 2 negative or no effect

16 papers in the same direction as this paper · 2 in the opposite direction

  1. no effect
  2. negative
  3. positive

15 papers more in this group

See all 19 papers →

fertilization · growth · Solanum melongena (eggplant)Positive and negative results

140 papers: 126 positive, 14 negative or no effect

125 papers in the same direction as this paper · 13 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
  2. negative
  3. negative

136 papers more in this group

See all 140 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.